Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gruposc.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-17 18:35:42 UTC · ↺ Refresh
MX Hostnames
- gruposc-com-br.mail.protection.outlook.com
MX Priorities
- gruposc-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 147.79.90.178 (no PTR)
Mail Server IPs
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
SOA Record
Raw SOA
a1-155.akam.net hostmaster.gruposc.com.br 2026021403 1800 900 1209600 3600
Primary NS (mname)
a1-155.akam.net
Admin Email (rname)
hostmaster@gruposc.com.br
Serial
2026021403
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
a1-155.akam.net
a16-66.akam.net
a14-67.akam.net
a22-66.akam.net
a3-65.akam.net
a11-67.akam.net
SPF Record
✓ Strict (-all)
v=spf1 include:mail.zendesk.com include:_u.gruposc.com.br._spf.smart.ondmarc.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=r; aspf=r; fo=0; rf=afrf; ri=3600
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 6 found
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 include:mail.zendesk.com include:_u.gruposc.com.br._spf.smart.ondmarc.com -all
- MS=ms88989035
- atlassian-domain-verification=g650X9IHVaKu4Hf/wIyML2zYW9PM/OFkfcM810Rp4DIxuvqepdSJoHN1aVG2emh4
- facebook-domain-verification=79323m9lf0134tlliuybddzexebqvf
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